page_title: 125 mm smoothbore ammunition
section_title: 3VBK25/3BK29 "Breyk"
hierarchical_section_title: 125 mm smoothbore ammunition / HEAT-FS / 3VBK25/3BK29 "Breyk"
caption_attribution_description: Deutsch: Hohladunggranate 3BK29 English: 3BK29 HEAT
context_page_description: The following is a list of ammunition fired by the 125 mm smoothbore gun series used in the T-64, T-72, T-80, M-84, T-90, PT-91, T-14 Armata, and other tanks derived from those designs, as well as the 2A45 Sprut anti-tank gun.
context_section_description: Entered service estimated 1988. A new type of explosive-filling was applied, which improved focusing of the jet stream.
  Country of origin: Soviet Union
  Round weight: 28.4 kg
  Projectile dimension: 680 mm
  Projectile weight: 18.4 kg
  Muzzle velocity: 915 m/s
  Penetration: 350mm to 400mm RHA at 60 degree tandem charge
caption: A 3BK29 HEAT round
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